Electromagnetic and Thermal Calculation during SFC Starting for Pumped Storage Machines;
抽水蓄能电机静止变频器起动过程中电磁与热计算
For the pumped storage machines started by static frequency converter(SFC),the mathematical model of multi-circuits is established.
针对用静止变频器起动的抽水蓄能电机,建立了变频起动时的阻尼回路多回路数学模型,对其起动的自然换流过程进行了数字仿真,得到起动过程中各个阻尼条电流和损耗的分布,并以某电机为例做了实例计算。
Study of process of starting pumped storage machine by static frequency converter with field current controlled;
励磁控制下抽水蓄能电机静止变频器起动研究
Study of starting process of pumped storage machines by static frequency converter;
抽水蓄能电机静止变频器起动过程分析
The static frequency converter used in pumped storage units generally adopts common thyristor as the rectifying inverting bridge.
用于抽水蓄能机组起动的静止变频器,其整流逆变桥通常采用普通晶闸管。
Study on cut-off frequency of abnormity wave-guide;
异型波导截止频率的研究
Effect of Co ions substitute on the cut-off frequency of NiZn ferrites;
Co~(2+)取代对NiZn铁氧体材料截止频率f_r的影响
Optimization design of excitation sources and samples position in computing cut-off frequency of waveguides by 2D-FDTD method;
2D-FDTD法计算波导截止频率的激励源设计与取样
Design of Dry-Type Rectifier Transformer for SFC In Pumped Storage Power Station
抽水蓄能静止变频器用干式整流变压器的设计
Study and Optimization to the Control Logic of the Static Frequency Convertor of Pumped Storage Power Station
抽水蓄能电厂静止变频器控制逻辑研究及优化
Equipped with high speed and high power electric spindle powered by static frequency convertor , featuring low energy consumption and low noise.
采用高速大功率电动砂轮轴，由静止变频器供电，能耗低，噪声小。
Electromagnetic and Thermal Calculation during SFC Starting for Pumped Storage Machines;
抽水蓄能电机静止变频器起动过程中电磁与热计算
3kVA Three-phase Aviation Static Inverter with High Frequency Pulse DC Link;
3kVA三相高频脉冲直流环节航空静止变流器
3kVA Three-state Discrete Pulse Modulation Current Controlled Parallel Aviation Static Inverter with High Frequency Pulse DC Link;
3kVA三态DPM电流控制并联高频脉冲直流环节航空静止变流器
The type of quiescent VVVF inverter and design characteristic of inverter-fed motor is introduced.
简要介绍了静止式变压变频器的主要类型和以及之相应的变频电机设计特点。
This paper describes a Static Phase Advancer using thyristor AC-AC frequency converter which is designed for asynchronous induction motor.
介绍了一种由可控硅构成的交交变频器为主要结构的异步电动机静止进相器。
Research on the DC/AC Link of the Modulariation Aviation Static Inverter;
模板化航空静止变流器逆变环节研究
Research on the 6kVA 3Phase/1Phase 400Hz Static Inverter;
6kVA三相/单相400Hz静止变流器研究
High Efficiency Modular Aeronautic Static Inverter
高效率模块化航空静止变流器的研制
Research of Static Frequency Converter Starting in Large Capacity Pumped-Storage Units;
大型抽水蓄能机组的静止变频起动研究
Research of the Control System about the Static Frequency-Conversion Power Based on DSP;
基于DSP的静止变频电源控制系统的研究
Capturing video, audio, or still images over a Terminal Server connection is not supported.
不支持通过终端服务器连接捕获视频、音频或静止图像。
Research on the DC Link of the Modulariation Aviation Static Inverter;
模板化航空静止变流器直流变换环节研究
solid state medium frequency power supply for inductionheating
静止式中频加热电源
The Research on the Fuzzy Variable Structure Control Scheme for Static Var Compensator;
静止无功补偿器的模糊变结构控制方法研究
Reasearch and Design of the DSP-based Three-phase Static Inverter;
基于DSP控制的三相静止变流器研究与实现